The M40 gas detector sales hotline :0531-887 90109,151 06,992,328, Tian Xiaofeng. Has a very clear and backlight LCD display, vibration and sound and light alarm, very unfavorable work environment can also detect the dangerous gas and timely prompts the operator away from danger. m40 Four tester m40 composite gas detector, multi gas detector can effectively reduce the accident rate, reimbursement staff users the safety of life and property from hazardous gas leaks caused by the threat. Four gas detector in M40, M40 quadruple gas detector is the United States one of the British and Cisco products, the M40 gas detector the M40 detector products in terms of quality or cost-effective performance, responsive, certificates, are far ahead China's coal safety certificate the mining certification model CZ.M40. strict Chinese coal safety certification instrument and so far the only foreign gas detector. M40 detector, the M40 gas detection instrument, M40 multi-gas detector has spread in China's major coal: Jixi Coal Mine in Shanxi the Hegang coal mine, Liaoyuan Coal Mine, Fuxin coal mine, Fushun Coal Mine, Kailuan Coal Mine, Datong Coal Mine, Yangquan coal mines, the peak-to-peak coal mine, China's coal mine industry has made due contributions, and has also been recognized by the major coal mines. m40 composite gas detector, multi gas detector with a vibrating alarm, lithium-ion rechargeable battery, peak readings, large LCD display, 75-hour data logging and clip. Optional gas sampling pump distance sampling, sampling distance of 50 feet. For coal mine workers, M40 Four Four gas detector is the best choice, because it is the only one on the market through the instrument of the Chinese coal safety certification. M40 Four gas detector characteristics: - comes with suction pump can be tens of meters from the outer gas inhalation instrument measured - large-screen digital character display, instantaneous, peak, average - boot or need display, battery, sensor, sound and light alarm function self-test - Safety Tips: regularly flashing lights, and voice prompts - Superior audio sound alarm, 90dB sound, light and bright LCD display alarm, high and low concentration, STEL, TWA and low battery alert; flow indication when the instrument is equipped with SP40 pump - with charger, easy to carry, flexible use - maintenance costs low sales hotline 0531 887 90109,15106 992,328, Tian Xiaofeng.